Analysis
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max time kernel
143s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
13-08-2023 10:16
Behavioral task
behavioral1
Sample
a736c699fe879975bc8daa8525984ba514ae96a294f74d570dff0cbfd2117e24exeexe_JC.dll
Resource
win7-20230712-en
4 signatures
150 seconds
General
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Target
a736c699fe879975bc8daa8525984ba514ae96a294f74d570dff0cbfd2117e24exeexe_JC.dll
-
Size
5.9MB
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MD5
79c80f6c916250dfad7f433e1ff950ee
-
SHA1
e281b0719592b08b28184decdc1ea5ba9b33e46b
-
SHA256
a736c699fe879975bc8daa8525984ba514ae96a294f74d570dff0cbfd2117e24
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SHA512
d6c1392a886fafb3d750abb32dc4be6f5a01205d51e18cf0456eae7aecb2c6a9ea88e96c9880d7269577f013a91dd1e70e433938b835156ad63ad15b704e84ba
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SSDEEP
98304:jLuSoV+yTXcmw9ghSxaq+zRliwT6MAUzk2wQuvvsn+AwUbbXw:+BrBphSxa7zXRTkUzkYuG+AwUPX
Malware Config
Extracted
Family
systembc
C2
5.42.65.67:4298
localhost.exchange:4298
Signatures
-
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid Process 19 2436 rundll32.exe -
Processes:
resource yara_rule behavioral2/memory/2436-134-0x00007FFA9B470000-0x00007FFA9BE66000-memory.dmp vmprotect behavioral2/memory/2436-142-0x00007FFA9B470000-0x00007FFA9BE66000-memory.dmp vmprotect -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
rundll32.exepid Process 2436 rundll32.exe 2436 rundll32.exe 2436 rundll32.exe 2436 rundll32.exe